⭐ Mirfak (star)
Mirfak (alpha Per) is a F5Ib star at 590.0 light-years, magnitude 1.79, in the Perseus constellation.
J2000 coordinates
| Hipparcos number: | HIP 15863 |
| Bayer designation: | alpha Per |
| Constellation: | Perseus (Per) |
| Right Ascension (RA): | 51.080709° (03:24:19) |
| Declination (Dec): | 49.861178° |
| Visual magnitude: | 1.79 |
| Spectral type: | F5Ib |
| Distance: | 590.0 light-years |
Visible now?
In Sao Paulo (2026-05-01 05:20): altitude -32.6°, azimuth 44.7°. Below the horizon or very close to it now.
In Rio de Janeiro: altitude -30.0°, azimuth 44.4°.